INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51aea38a102131f23b7d6606b13e08feda52ab24cdd29278c5c3eba375407567', 
    'TFW4C6IMBHTKmLvFWQIK15yNmrDfhPzrvHujS49piJk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)